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Cedar Creek
Macroinvertebrate data: 11-08-2010
School: St Pius X Church School
Date and time: Nov. 8, 2010, 11 a.m.
Water quality: Excellent
Number of people sorting/identifying: 29
Water type: riffle
Time spent sorting/identifying: 120 minutes
Weather:
Percent EPT: 68.61%
Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs
Sensitivity to pollution
Sensitive
Count | |
---|---|
Caddisfly |
21 |
Mayfly |
36 |
Riffle beetle |
1 |
Stonefly |
37 |
Water penny |
8 |
Dobsonfly |
0 |
Sensitive total |
15 |
Somewhat Sensitive
Count | |
---|---|
Clam/mussel
|
0 |
Crane fly
|
0 |
Crayfish
|
5 |
Damselfly
|
2 |
Dragonfly
|
0 |
Scud
|
3 |
Fishfly
|
1 |
Alderfly
|
2 |
Mite
|
0 |
Somewhat sensitive total |
10 |
Tolerant
Count | |
---|---|
Aquatic worm
|
16 |
Blackfly
|
1 |
Leech
|
0 |
Midge
|
4 |
Snail
|
0 |
Mosquito larva
|
0 |
Tolerant total |
3 |